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Diffstat (limited to 'source/blender/freestyle/intern/stroke/StrokeRenderer.h')
| -rw-r--r-- | source/blender/freestyle/intern/stroke/StrokeRenderer.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/stroke/StrokeRenderer.h b/source/blender/freestyle/intern/stroke/StrokeRenderer.h new file mode 100644 index 00000000000..db169fb3fa2 --- /dev/null +++ b/source/blender/freestyle/intern/stroke/StrokeRenderer.h @@ -0,0 +1,145 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2010 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#ifndef __FREESTYLE_STROKE_RENDERER_H__ +#define __FREESTYLE_STROKE_RENDERER_H__ + +/** \file blender/freestyle/intern/stroke/StrokeRenderer.h + * \ingroup freestyle + * \brief Classes to render a stroke with OpenGL + * \author Fredo Durand + * \date 09/09/2002 + */ + +#include <map> +#include <string.h> +#include <utility> +#include <vector> + +#include "Stroke.h" +#include "StrokeRep.h" + +#include "../system/FreestyleConfig.h" + +/**********************************/ +/* */ +/* */ +/* TextureManager */ +/* */ +/* */ +/**********************************/ + + +/*! Class to load textures */ +class LIB_STROKE_EXPORT TextureManager +{ +public: + TextureManager (); + virtual ~TextureManager (); + + static TextureManager *getInstance() + { + return _pInstance; + } + + void load(); + unsigned getBrushTextureIndex(string name, Stroke::MediumType iType = Stroke::OPAQUE_MEDIUM); + + inline bool hasLoaded() const + { + return _hasLoadedTextures; + } + + inline unsigned int getDefaultTextureId() const + { + return _defaultTextureId; + } + + struct LIB_STROKE_EXPORT Options + { + static void setPatternsPath(const string& path); + static string getPatternsPath(); + + static void setBrushesPath(const string& path); + static string getBrushesPath(); + }; + +protected: + virtual void loadStandardBrushes() = 0; + virtual unsigned loadBrush(string fileName, Stroke::MediumType = Stroke::OPAQUE_MEDIUM) = 0; + + typedef std::pair<string, Stroke::MediumType> BrushTexture; + struct cmpBrushTexture + { + bool operator()(const BrushTexture& bt1, const BrushTexture& bt2) const + { + int r = strcmp(bt1.first.c_str(), bt2.first.c_str()); + if (r != 0) + return (r < 0); + else + return (bt1.second < bt2.second); + } + }; + typedef std::map<BrushTexture, unsigned, cmpBrushTexture> brushesMap; + + static TextureManager *_pInstance; + bool _hasLoadedTextures; + brushesMap _brushesMap; + static string _patterns_path; + static string _brushes_path; + unsigned int _defaultTextureId; +}; + + +/**********************************/ +/* */ +/* */ +/* StrokeRenderer */ +/* */ +/* */ +/**********************************/ + +/*! Class to render a stroke. Creates a triangle strip and stores it strip is lazily created at the first rendering */ +class LIB_STROKE_EXPORT StrokeRenderer +{ +public: + StrokeRenderer(); + virtual ~StrokeRenderer(); + + /*! Renders a stroke rep */ + virtual void RenderStrokeRep(StrokeRep *iStrokeRep) const = 0; + virtual void RenderStrokeRepBasic(StrokeRep *iStrokeRep) const = 0; + + // initializes the texture manager + // lazy, checks if it has already been done + static bool loadTextures(); + + //static unsigned int getTextureIndex(unsigned int index); + static TextureManager *_textureManager; +}; + +#endif // __FREESTYLE_STROKE_RENDERER_H__ |